On Fri, Aug 13, 2021 at 11:59:23AM -0500, Tom Lendacky wrote:
> Introduce a powerpc version of the prot_guest_has() function. This will
> be used to replace the powerpc mem_encrypt_active() implementation, so
> the implementation will initially only support the PATTR_MEM_ENCRYPT
> attribute.
>
> Cc: Michael Ellerman <mpe@xxxxxxxxxxxxxx>
> Cc: Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx>
> Cc: Paul Mackerras <paulus@xxxxxxxxx>
> Signed-off-by: Tom Lendacky <thomas.lendacky@xxxxxxx>
> ---
> arch/powerpc/include/asm/protected_guest.h | 30 ++++++++++++++++++++++
> arch/powerpc/platforms/pseries/Kconfig | 1 +
> 2 files changed, 31 insertions(+)
> create mode 100644 arch/powerpc/include/asm/protected_guest.h
>
> diff --git a/arch/powerpc/include/asm/protected_guest.h b/arch/powerpc/include/asm/protected_guest.h
> new file mode 100644
> index 000000000000..ce55c2c7e534
> --- /dev/null
> +++ b/arch/powerpc/include/asm/protected_guest.h
> @@ -0,0 +1,30 @@
> +/* SPDX-License-Identifier: GPL-2.0-only */
> +/*
> + * Protected Guest (and Host) Capability checks
> + *
> + * Copyright (C) 2021 Advanced Micro Devices, Inc.
> + *
> + * Author: Tom Lendacky <thomas.lendacky@xxxxxxx>
> + */
> +
> +#ifndef _POWERPC_PROTECTED_GUEST_H
> +#define _POWERPC_PROTECTED_GUEST_H
> +
> +#include <asm/svm.h>
> +
> +#ifndef __ASSEMBLY__
Same thing here. Pls audit the whole set whether those __ASSEMBLY__
guards are really needed and remove them if not.
Thx.
--
Regards/Gruss,
Boris.
https://people.kernel.org/tglx/notes-about-netiquette
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